What is the personal pronouns and possessive pronouns in this passage please help

In washwoman who is the narrator telling the story

Read the passage, then use the explanation to infer the meaning of the word predominant. the novel was so popular that it was eventually added to a list of books that every ninth grader had to read. it became the predominant work of literature. what is the most likely definition of the word predominant?

Doug plans to end his adventure story by introducing a new character during the climax. the new character happens to be an experienced guide who will lead the protagonist down a treacherous mountain and into safety. explain the problem with his plan.